4. A discrete-time LTI system defined by its input-output relationship is given as y[n] =(x[n] + x[n – 1] + x[n – 2]). a) Find and plot the impulse response h[n] of the system, that is, the output when the input is the unit impulse function x[n] = 8[n]. b) Find and plot the step response s[n] of the system, that is, the output when the input is the unit step function x[n] = u[n]. %3D

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4. A discrete-time LTI system defined by its input-output relationship is given as
y[n] =(x[n] + x[n – 1] + x[n – 2]).
a) Find and plot the impulse response h[n] of the system, that is, the output when the
input is the unit impulse function x[n] = 8[n].
b) Find and plot the step response s[n] of the system, that is, the output when the input is
the unit step function x[n] = u[n].
%3D
Transcribed Image Text:4. A discrete-time LTI system defined by its input-output relationship is given as y[n] =(x[n] + x[n – 1] + x[n – 2]). a) Find and plot the impulse response h[n] of the system, that is, the output when the input is the unit impulse function x[n] = 8[n]. b) Find and plot the step response s[n] of the system, that is, the output when the input is the unit step function x[n] = u[n]. %3D
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